Conversion of km/hr to m/sec

Conversion of m/sec to km/hr

Convert each of the following speeds in to km /hr : 14m/sec

Convert each of the following speeds in to km /hr : 35m/sec

Convert each of the following speeds in to km /hr : 3.5 m/sec

Convert the following speed in km/hr 60 m/sec

Classify the following measures as scalars and vectors a.30 km / hr b.50 m/ sec towards north c. 10^(-19) coloumb

Which is more : a speer of 36 km/hr or a speed of 10.5m/sec ?

Classify the following measures as scalars and vectors 30km/hr50m/sec towards north 10^(-19) coloumb